pearlash
A white amorphous or granular substance which consists principally of potassium…A white amorphous or granular substance which consists principally of potassium carbonate and has a strong alkaline reaction. It is obtained by lixiviating wood ashes and evaporating the lye, and has been an important source of potassium compounds. It is used in making soap, glass, etc.
Meaning
1 senses(countable, uncountable)A white amorphous or granular substance which consists principally of potassium carbonate and has a strong alkaline reaction. It is obtained by lixiviating wood ashes and evaporating the lye, and has been an important source of potassium compounds. It is used in making soap, glass, etc.
Origin
From pearl + ash. Compare potash.From pearl + ash. Compare potash.
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Forms
plural: pearlashes| Singular | pearlash |
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| Plural | pearlashes |
regular
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable